mg_api.h

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/*******************************************************************************
 * Copyright © 2014 The DTVKit Open Software Foundation Ltd (www.dtvkit.org)
 * Copyright © 2012 Ocean Blue Software Ltd
 *
 * This file is part of a DTVKit Software Component
 * You are permitted to copy, modify or distribute this file subject to the terms
 * of the DTVKit 1.0 Licence which can be found in licence.txt or at www.dtvkit.org
 * 
 * THIS CODE AND INFORMATION ARE PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND,
 * EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR PURPOSE.
 * 
 * If you or your organisation is not a member of DTVKit then you have access
 * to this source code outside of the terms of the licence agreement
 * and you are expected to delete this and any associated files immediately.
 * Further information on DTVKit, membership and terms can be found at www.dtvkit.org
 *******************************************************************************/
#ifndef _MG_API_H
#define _MG_API_H

#include "mh5visible.h"

#ifdef OSD_8_BIT
extern void MG_OSDUpdate( void );
#else /* OSD_8_BIT */
  #include "stb_osd.h"
  #define MG_OSDUpdate STB_OSDMhegUpdate
#endif /* OSD_8_BIT */

void MG_DrawPng( void *data, int len, MHEG5Visible *visible );
void MG_DrawJpg( void *data, int len, MHEG5Visible *visible );
void MG_FreeData( void *data );

void MG_OSDdisplayBitmap( MHEG5Visible *visible, S_REGION *overlap );
void MG_OSDdisplayImage( void *data, S_REGION *overlap, int x, int y );
void MG_OSDdisplayDynamicLineart( void *data, S_REGION *overlap, int x, int y );

void MG_OSDdisplayRectangle( S_REGION *overlap, int x, int y, int width, int height,
   int lineWidth,                                  /*int lineStyle,*/
   OSDColor lineColour, OSDColor fillColour );

void MG_OSDdisplayVideo( S_REGION rgn );

#ifdef INCLUDE_SURFACE_THRESHOLD

void MG_ApplySurfaceThreshold(void **data, S32BIT threshold);
#endif

void MG_OSDerase( S_REGION rgn, OSDColor colour );

void MG_OSDclear(void);

void MG_OSDstartTextOutput( S_REGION *overlap, int boxX1, int boxY1, int boxWidth, int boxHeight,
   OSDColor backColour, int psize);

void OSDsetTextColour(OSDColor foreColour);

void OSDdisplayChar(unsigned short c,
   int x,
   int y);

void OSDendTextOutput(void);

int OSDgetCharWidth(unsigned short c);


#endif /*_MG_API_H*/